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Chapter 5 Heredity.

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Presentation on theme: "Chapter 5 Heredity."— Presentation transcript:

1 Chapter 5 Heredity

2 The passing of traits from parent to offspring
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3 The passing of traits from parent to offspring
Heredity The passing of traits from parent to offspring Click for Term

4 A trait observed when at least one dominant allele for a characteristic is inherited
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5 Dominant trait A trait observed when at least one dominant allele for a characteristic is inherited Click for Term

6 A trait that is apparent only when two recessive alleles for the characteristic are inherited
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7 Recessive trait A trait that is apparent only when two recessive alleles for the characteristic are inherited Click for Term

8 Segments of DNA that carry hereditary instructions located on chromosomes and passed from parent to offspring Click for Term

9 Genes Segments of DNA that carry hereditary instructions located on chromosomes and passed from parent to offspring Click for Term

10 Alternative forms of a gene that govern the same characteristic
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11 Alternative forms of a gene that govern the same characteristic
Alleles Alternative forms of a gene that govern the same characteristic Click for Term

12 The inherited combination of alleles
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13 The inherited combination of alleles
Genotype The inherited combination of alleles Click for Term

14 An organism’s inherited appearance
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15 An organism’s inherited appearance
Phenotype An organism’s inherited appearance Click for Term

16 The mathematical chance that an event will occur
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17 The mathematical chance that an event will occur
Probability The mathematical chance that an event will occur Click for Term

18 Eggs or sperm; carries half the number of chromosomes found in other body cells
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19 Sex cells Eggs or sperm; carries half the number of chromosomes found in other body cells Click for Term

20 Chromosomes with matching information
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21 Homologous chromosomes
Chromosomes with matching information Click for Term

22 Cell division that produces sex cells
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23 Cell division that produces sex cells
Meiosis Cell division that produces sex cells Click for Term

24 Chromosomes that carry genes that determine the sex of offspring
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25 Chromosomes that carry genes that determine the sex of offspring
Sex chromosomes Chromosomes that carry genes that determine the sex of offspring Click for Term


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